<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <link rel="stylesheet" href="./lib/bootstrap.css">
  <script src="./lib/jquery.js"></script>
</head>
<body style="padding: 15px;">
  <!-- 添加图书Panel面板 -->
  
  <div class="panel panel-primary">
      <div class="panel-heading">
        <h3 class="panel-title">添加新图书</h3>
      </div>
      <div class="panel-body form-inline">
        
        <div class="input-group"> 
          <div class="input-group-addon">书名</div>
          <input type="text" class="form-control" id="iptBookname" placeholder="请输入书名">
        </div>
        
        <div class="input-group">
          <div class="input-group-addon">作者</div>
          <input type="text" class="form-control" id="iptAuthor" placeholder="请输入作者">
        </div>

        <div class="input-group">
          <div class="input-group-addon">出版社</div>
          <input type="text" class="form-control" id="iptPublisher" placeholder="请输入出版社">
        </div>
        
        <button id="btnAdd" class="btn btn-primary">添加</button>
      </div>
  </div>
  
  <!-- 图书表格 -->
  
  <table class="table table-bordered table-hover">
    <thead>
      <tr>
        <th>Id</th>
        <th>书名</th>
        <th>作者</th>
        <th>出版社</th>
        <th>操作</th>
      </tr>
    </thead>
    <tbody id="td"></tbody>
  </table>
  
  <script>
    $(function(){
      // 获取图书列表数据
      function getBookList(){
        $.get('http://www.liulongbin.top:3006/api/getbooks',function(res){
          if(res.status !== 200) return alert('获取数据失败!')
          
          var rows=[]
          $.each(res.data,function(i,item){
            rows.push('<tr><td>'+item.id+'</td><td>'+item.bookname+'</td><td>'+item.author+'</td><td>'+item.publisher+'</td><td><a href="javascript:;" class="del" data-id="'+item.id+'">删除</a></td></tr>')
          })
          $('#td').empty().append(rows.join(''))
        })
      }

    getBookList()

    // a链接为动态创建的的元素,需要通过代理的方式为动态添加的元素绑定点击事件
    $('tbody').on('click','.del',function(){
      var id = $(this).attr('data-id')
      $.get('http://www.liulongbin.top:3006/api/delbook',{id:id},function(res){
        if(res.status !== 200) return alert('删除图书失败!')
        getBookList()
      }) 
    })

    $('#btnAdd').on('click',function(){
      var bookname = $('#iptBookname').val().trim()
      var author = $('#iptAuthor').val().trim()
      var publisher = $('#iptPublisher').val().trim()
      if(bookname.length <= 0 || author/length <=0 || publisher.length <=0){
        return alert('请填写完整的图书信息!')
      }
      $.post('http://www.liulongbin.top:3006/api/addbook',{bookname:bookname,author:author,publisher:publisher},
      function(res){
        if(res.status !== 201)return alert('添加图书失败')
        getBookList()
        $('#iptBookname').val('')
        $('#iptAuthor').val('')
        $('#iptPublisher').val('')
      }
      )
    })

    })
 
  </script>
</body>
</html>